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Plastic-Free Rating
Feminine Care
Feminine Care·Thinx

Period Underwear Hiphugger

B
PFR Grade
Good — mostly plastic-free with minor concerns
Absorbs up to 5 tampons worth of flow. No plastic in contact with body. Reusable.
PFR Recommended

Reusable period underwear. Absorbs up to 5 tampons worth. No plastic in contact with body.

Score Breakdown

How scores are calculated

Materials (40%): How plastic-free the product is — raw materials, construction, and coatings.

Packaging (20%): Is the product packaged in plastic? Is it recyclable?

Transparency (20%): Does the brand disclose ingredients, sourcing, and manufacturing?

Durability (20%): How long does it last? Longer-lasting products reduce plastic waste over time.

Materials
7
Packaging
6
Transparency
6
Durability
8

Brands cannot pay for higher scores. If you buy through our link, we may earn a small commission at no extra cost to you.

Last updated: April 13, 2026

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Moderate Exposure Risk — Why This Product Category Matters

Conventional menstrual products contain pesticide residues, synthetic fragrances, dioxins from bleaching, and plastic components in contact with sensitive mucous membranes.

Why We Recommend This Product

Thinx period underwear is reusable and eliminates disposable product waste. No plastic in direct contact with the body. Verify current formulation is PFAS-free before purchasing.

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